/* style/news.css */
/* body đã padding-top: var(--header-offset)；trang này không được viết lại biến đó */

:root {
  --page-news-bg-color: #08160F;
  --page-news-card-bg: #11271B;
  --page-news-text-main: #F2FFF6;
  --page-news-text-secondary: #A7D9B8;
  --page-news-btn-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  --page-news-border-color: #2E7A4E;
  --page-news-glow-color: #57E38D;
  --page-news-gold-color: #F2C14E;
  --page-news-divider-color: #1E3A2A;
  --page-news-deep-green-color: #0A4B2C;
  --page-news-light-bg-color: #ffffff; /* Cho các phần tương phản */
  --page-news-dark-text-color: #333333; /* Cho các phần tương phản */
}

.page-news {
  background-color: var(--page-news-bg-color);
  color: var(--page-news-text-main);
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

.page-news__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-news__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 10px; /* Nhỏ thôi, body đã có padding-top */
  padding-bottom: 60px;
  overflow: hidden;
}

.page-news__hero-image-wrapper {
  width: 100%;
  max-height: 675px;
  overflow: hidden;
  position: relative;
}

.page-news__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-news__hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  padding: 40px 20px;
  max-width: 800px;
  margin-top: -100px; /* Kéo lên một chút để tạo hiệu ứng */
  background: rgba(17, 39, 27, 0.9); /* Card BG với độ trong suốt */
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
  border: 1px solid var(--page-news-border-color);
}

.page-news__main-title {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: bold;
  color: var(--page-news-text-main);
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-news__hero-description {
  font-size: 1.1rem;
  color: var(--page-news-text-secondary);
  margin-bottom: 30px;
}

.page-news__btn-primary {
  display: inline-block;
  padding: 15px 30px;
  background: var(--page-news-btn-gradient);
  color: var(--page-news-text-main);
  text-decoration: none;
  border-radius: 8px;
  font-weight: bold;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  border: none;
  cursor: pointer;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-news__btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}

.page-news__latest-articles {
  padding: 60px 0;
  background-color: var(--page-news-bg-color);
}

.page-news__dark-section {
  background-color: var(--page-news-bg-color);
  color: var(--page-news-text-main);
}

.page-news__section-title {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  color: var(--page-news-text-main);
  text-align: center;
  margin-bottom: 50px;
  position: relative;
}

.page-news__section-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background: var(--page-news-btn-gradient);
  margin: 15px auto 0;
  border-radius: 2px;
}

.page-news__article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.page-news__article-card {
  background-color: var(--page-news-card-bg);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--page-news-border-color);
  display: flex;
  flex-direction: column;
}

.page-news__article-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.page-news__article-image {
  width: 100%;
  height: 225px; /* Fixed height for consistency */
  object-fit: cover;
  display: block;
}

.page-news__article-content {
  padding: 25px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.page-news__article-title {
  font-size: 1.4rem;
  color: var(--page-news-text-main);
  margin-bottom: 10px;
  line-height: 1.3;
}

.page-news__article-title a {
  color: var(--page-news-text-main);
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-news__article-title a:hover {
  color: var(--page-news-glow-color);
}

.page-news__article-meta {
  font-size: 0.9rem;
  color: var(--page-news-text-secondary);
  margin-bottom: 15px;
}

.page-news__article-excerpt {
  font-size: 1rem;
  color: var(--page-news-text-secondary);
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-news__read-more {
  display: inline-block;
  color: var(--page-news-glow-color);
  text-decoration: none;
  font-weight: bold;
  transition: color 0.3s ease;
}

.page-news__read-more:hover {
  color: var(--page-news-text-main);
}

.page-news__view-all-wrapper {
  text-align: center;
  margin-top: 50px;
}

.page-news__btn-secondary {
  display: inline-block;
  padding: 12px 25px;
  background: transparent;
  color: var(--page-news-glow-color);
  border: 2px solid var(--page-news-glow-color);
  text-decoration: none;
  border-radius: 8px;
  font-weight: bold;
  transition: background 0.3s ease, color 0.3s ease;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-news__btn-secondary:hover {
  background: var(--page-news-glow-color);
  color: var(--page-news-bg-color);
}

.page-news__faq-section {
  padding: 60px 0;
  background-color: var(--page-news-light-bg-color);
  color: var(--page-news-dark-text-color);
}

.page-news__faq-section .page-news__section-title {
  color: var(--page-news-dark-text-color);
}

.page-news__faq-item {
  background-color: var(--page-news-light-bg-color);
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.page-news__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  cursor: pointer;
  font-weight: bold;
  font-size: 1.1rem;
  color: var(--page-news-dark-text-color);
  background-color: #f9f9f9;
  border-bottom: 1px solid #e0e0e0;
  list-style: none;
}

.page-news__faq-question::-webkit-details-marker {
  display: none;
}

.page-news__faq-toggle {
  font-size: 1.5rem;
  line-height: 1;
  margin-left: 15px;
  color: var(--page-news-glow-color);
}

.page-news__faq-answer {
  padding: 20px 25px;
  font-size: 1rem;
  color: var(--page-news-dark-text-color);
  background-color: #ffffff;
}

.page-news__faq-answer p {
  margin: 0;
}

/* 响应式设计 */
@media (max-width: 1024px) {
  .page-news__hero-content {
    margin-top: -80px;
    padding: 30px 20px;
  }

  .page-news__main-title {
    font-size: clamp(2rem, 4.5vw, 3rem);
  }

  .page-news__hero-description {
    font-size: 1rem;
  }

  .page-news__article-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
  }

  .page-news__article-title {
    font-size: 1.3rem;
  }
}

@media (max-width: 768px) {
  .page-news__container {
    padding: 0 15px !important;
  }

  .page-news__hero-section {
    padding-bottom: 40px;
    padding-top: 10px !important; /* body đã承担 --header-offset */
  }

  .page-news__hero-content {
    margin-top: -60px;
    padding: 25px 15px;
    border-radius: 8px;
  }

  .page-news__main-title {
    font-size: clamp(1.8rem, 6vw, 2.5rem);
    margin-bottom: 15px;
  }

  .page-news__hero-description {
    font-size: 0.95rem;
    margin-bottom: 25px;
  }

  .page-news__btn-primary,
  .page-news__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding: 12px 15px;
  }
  
  .page-news__btn-primary + .page-news__btn-secondary {
    margin-top: 15px;
  }

  .page-news__latest-articles,
  .page-news__faq-section {
    padding: 40px 0;
  }

  .page-news__section-title {
    font-size: clamp(1.6rem, 5vw, 2.2rem);
    margin-bottom: 40px;
  }

  .page-news__article-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .page-news__article-title {
    font-size: 1.2rem;
  }

  .page-news__article-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  .page-news__article-card,
  .page-news__latest-articles .page-news__container,
  .page-news__faq-section .page-news__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }

  .page-news img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-news__faq-question {
    padding: 15px 20px;
    font-size: 1rem;
  }

  .page-news__faq-answer {
    padding: 15px 20px;
  }
}

@media (max-width: 480px) {
  .page-news__hero-content {
    margin-top: -40px;
  }

  .page-news__main-title {
    font-size: clamp(1.5rem, 7vw, 2rem);
  }

  .page-news__hero-description {
    font-size: 0.9rem;
  }

  .page-news__btn-primary,
  .page-news__btn-secondary {
    padding: 10px 15px;
    font-size: 0.9rem;
  }
}